mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-10-30 16:17:05 +00:00
d5cc8b81ca
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@155432 91177308-0d34-0410-b5e6-96231b3b80d8
15 lines
376 B
LLVM
15 lines
376 B
LLVM
; RUN: opt < %s -basicaa -gvn -instcombine -S | FileCheck %s
|
|
|
|
; BasicAA was incorrectly concluding that P1 and P2 didn't conflict!
|
|
|
|
define i32 @test(i32 *%Ptr, i64 %V) {
|
|
; CHECK: sub i32 %X, %Y
|
|
%P2 = getelementptr i32* %Ptr, i64 1
|
|
%P1 = getelementptr i32* %Ptr, i64 %V
|
|
%X = load i32* %P1
|
|
store i32 5, i32* %P2
|
|
%Y = load i32* %P1
|
|
%Z = sub i32 %X, %Y
|
|
ret i32 %Z
|
|
}
|